The one-piece molded door panel utilizes high-quality colored
zincalume coated steel, and comprises the following features: 1.
Zincalume coated steel coil is produced by qualified vendor with
international patent license (sysco company). 2. An Jinn Roller
Doors use the 0.53mm thickness zincalume coated steel, quality
guaranty. 3. Anti-stress steel plate is perfectly structured. Heat
immersion treatment for the bottom layer of the steel plate
provides resistance to acids, alkali and corrosion. 4. It is
particularly tough and durable (tensile strength 432 N/mm�). 5.
Protects against high temperature and heat, highly reflective. 6.
Excellent paint adherence. 7. Long-lasting vibrant colors.